<!DOCTYPE html>
<html>
<head>
    <title>点击文字弹出一个DIV层窗口代码</title>
    <style>
        .black_overlay{
            display: none;
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: black;
            z-index:1001;
            -moz-opacity: 0.8;
            opacity:.80;
            filter: alpha(opacity=88);
        }
        .white_content {
            display: none;
            position: absolute;
            top: 25%;
            left: 25%;
            width: 55%;
            height: 55%;
            padding: 20px;
            border: 10px solid orange;
            background-color: white;
            z-index:1002;
            overflow: auto;
        }
    </style>
</head>
<body>
<p>
    <a href = "JavaScript:void(0)" onclick = "document.getElementById('light').style.display='block';document.getElementById('fade').style.display='block'">
    请点这里
    </a>
</p>
<div id="light" class="white_content">
    <a href = "javascript:void(0)" onclick = "document.getElementById('light').style.display='none';document.getElementById('fade').style.display='none'">
        点这里关闭本窗口
    </a>
</div>
<div id="fade" class="black_overlay"></div>
</body>
</html>
